SUBJECT INDEX -10^ 



lolite. Beck. lolite. Min. N. Y. 1842. p.451. 

 Whitlock. lolite. Mus. bul. 58, 1902. p.96-97. 



Iowa. Hall. Descriptions of New Species of Fossils from the Hamilton 



Group of Western New York, with notices of others from the same 



horizon in Iowa and Indiana. Mus. rep. 13 (for 1859) 1860. p. 76-94. 



illus.; 15 (for 1861) 1862. p.195. 

 Hall & Whitfield. Descriptions of New Species of Fossils from the Devo- 

 nian Rocks of Iowa. Mus. rep. 23 (for 1869) 1873. p.223-39. pl.9-12. 

 Iron. Beck. Native Iron. Min. rep. (for 1838) 1839. p.43. Min. N. Y. 



1842. p.382-83, 445. Mus. rep. 3 rev. ed. (for 1849) 1850. p.l47. 

 Whitlock. Iron. Mus. bul. 58. 1902. p.51, 131. 

 Iron manufacture. Beck. Present Condition of Manufacture of Iron in 



the State of New York. Min. rep. (for 1836) 1837. p.42-51 (ed. 2, 



p.44-53). Min. N. Y. 1842. p.38-43. 

 Emmons. Iron Manufacture in Essex County. Geol. N. Y. pt2. 1842. 



p.231-63. 

 Hall. Quantity of Iron Manufactured in the Different Counties. Geol. 



rep. 2d dist. (for 1836) 1837. p.142-43 (ed. 2, p.144-45). 

 Hall. Value and Importance of Iron Manufacture. Geol. rep. 2d dist. 



(for 1836) 1837. p.143-45 (ed. 2, p.145-47). 

 Iron ores. Beck. Iron Ores. Min. rep. (for 1836) 1837. p.18-42 (ed. 2, 



p.20-44); (for 1837) 1838. p.7-9; (for 1838) 1839. p.43-47. Min. N. Y. 



1842. p.1-37, 382-405. 

 Emmons. Iron Ore of Essex County. Geol. rep. 2d dist. (for 1837) 1838. 



p.223-25. Geol. N. Y. pt2. 1842. p.231-63. 

 Emmons. Iron Ores of Essex and Clinton County. Geol. rep. 2d dist. 



(for 1839) 1840. p.261-311. 

 Emmons. Iron Ores of St Lawrence and Jefferson Counties. Geol. rep. 



2d dist. (for 1839) 1840. p.311-19. Geol. N. Y. pt2. 1842. p.341-48, 



376-77. 

 Emmons. Ores of Clinton and Franklin. Geol. rep. 2d dist. (for 1840) 



1841. p.133-35. Geol. N. Y. pt2. 1842. p.291-308, 326-31. 

 Hall. Ores of Iron (in northern district). Geol. rep. 2d dist. (for 1836) 



1837. p.127-49 (ed. 2, p.129-51). 

 Hall. Argillaceous Iron Ore. Geol. rep. 4th dist. (for 1837) 1838. p.299- 



300. 

 Horton. Iron Ores of Orange County. Geol. rep. 1st dist. (for 1838) 



1839. p.161-75. 

 List of Iron Ores in the Economic Collection. Mus. rep. 26 (for 1872) 



1874. p.27-30. 

 Mather. Iron Ores of Columbia and Dutchess Counties. Geol. rep. 1st 



dist. (for 1837) 1838. p.181-84. 

 Mather. Iron Ore of Staten Island. Geol. rep. 1st dist. (for 1837) 1838. 



p.140. 

 Merrill. Localities in New York. Mus. bul. 15. 1895. p.542-43. Same, 



Mus. rep. 48 (for 1894) 1895. 1:542-43 (2d paging). 

 Smock. First Report on the Iron Mines and Iron-ore Districts in the 



State of New York. Mus. bul. 7. 1889. 70p. map. 



Map of New York showing location of iron mines, SSxGOcm. 



-■ revised by Merrill. Mus. bul. 15. 1895. p.529-42. Same, Mus. 



rep. 48 (for 1894) 1895. 1:529-42 (2d paging). 

 revised by Merrill. Mus. bul. 19. 1898. p.214-22. Same, Mus. 



rep. 51 (for 1897) 1899. 1:214-22. 

 See also Chromite; Clinton ores; Geologic collection; Gothite; Miner- 



alogic collection; Hematite; Ilmenite; Limonite; Magnetite; Siderite; 



Vivianite. 

 Iron pyrites, see Pyrite. 



